Method and apparatus for homogeneous exposure of video display s

Details Method and apparatus for homogeneous exposure of video display s Method and apparatus for homogeneous exposure of video display s

1977-09-14

1978-12-19

Murray, Richard

Facsimile and static presentation processing

Static presentation processing

Attribute control

358 82, 358 93, 358220, 358242, H04N 522

Patent

active

041308301

ABSTRACT:
A homogeneous screen exposure method for a video display tube used in a video game which may be exposed for prolonged periods to a fixed pattern is provided by utilizing the motion counters of the game which normally provide for a moving ball, for example, to generate a moving checkerboard pattern with which the fixed playfield pattern is exclusively ORed.

REFERENCES:
patent: 3441668 (1969-04-01), Townsend

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